Once installed, do not launch it yet. Right-click the shortcut.
| Error Message | Likely Cause | Solution | | :--- | :--- | :--- | | "The installer cannot verify the MathWorks license" | Corrupt ISO or bad mount | Re-download ISO; use 7-Zip to extract instead of mounting. | | "Unable to locate Java Runtime Environment" | Missing Java 7 (R2013a needs Oracle Java 7, not OpenJDK) | Install Oracle JDK 7 and point the installer via -javadir flag. | | "Internal error: Cannot create directory" | Permission issue or 245-character path limit | Run as Administrator; install directly to C:\MATLAB\R2013a . | | "The application failed to initialize properly (0xc000007b)" | Mixed 32-bit/64-bit architecture | Ensure you downloaded the 64-bit ISO for 64-bit OS. | | Activation fails with "Missing -9" | MAC address mismatch | Edit license.lic – change the HOSTID=ANY to HOSTID=YOUR_MAC | install matlab 2013a